211921320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1$

素因数の和:236

約数の個数: 256

約数和(自身を含む): 742452480

約数和(自身を除く): 530531160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 17, 20, 24, 26, 30, 34, 39, 40, 51, 52, 60, 61, 65, 68, 78, 85, 102, 104, 120, 122, 130, 131, 136, 156, 170, 183, 195, 204, 221, 244, 255, 260, 262, 305, 312, 340, 366, 390, 393, 408, 442, 488, 510, 520, 524, 610, 655, 663, 680, 732, 780, 786, 793, 884, 915, 1020, 1037, 1048, 1105, 1220, 1310, 1326, 1464, 1560, 1572, 1586, 1703, 1768, 1830, 1965, 2040, 2074, 2210, 2227, 2379, 2440, 2620, 2652, 3111, 3144, 3172, 3315, 3406, 3660, 3930, 3965, 4148, 4420, 4454, 4758, 5109, 5185, 5240, 5304, 6222, 6344, 6630, 6681, 6812, 7320, 7860, 7930, 7991, 8296, 8515, 8840, 8908, 9516, 10218, 10370, 11135, 11895, 12444, 13260, 13362, 13481, 13624, 15555, 15720, 15860, 15982, 17030, 17816, 19032, 20436, 20740, 22270, 23790, 23973, 24888, 25545, 26520, 26724, 26962, 28951, 31110, 31720, 31964, 33405, 34060, 39955, 40443, 40872, 41480, 44540, 47580, 47946, 51090, 53448, 53924, 57902, 62220, 63928, 66810, 67405, 68120, 79910, 80886, 86853, 89080, 95160, 95892, 102180, 103883, 107848, 115804, 119865, 124440, 133620, 134810, 135847, 144755, 159820, 161772, 173706, 191784, 202215, 204360, 207766, 231608, 239730, 267240, 269620, 271694, 289510, 311649, 319640, 323544, 347412, 404430, 407541, 415532, 434265, 479460, 519415, 539240, 543388, 579020, 623298, 679235, 694824, 808860, 815082, 831064, 868530, 958920, 1038830, 1086776, 1158040, 1246596, 1358470, 1558245, 1617720, 1630164, 1737060, 1766011, 2037705, 2077660, 2493192, 2716940, 3116490, 3260328, 3474120, 3532022, 4075410, 4155320, 5298033, 5433880, 6232980, 7064044, 8150820, 8830055, 10596066, 12465960, 14128088, 16301640, 17660110, 21192132, 26490165, 35320220, 42384264, 52980330, 70640440, 105960660, 211921320]

約数ペア:

[(1, 211921320), (2, 105960660), (3, 70640440), (4, 52980330), (5, 42384264), (6, 35320220), (8, 26490165), (10, 21192132), (12, 17660110), (13, 16301640), (15, 14128088), (17, 12465960), (20, 10596066), (24, 8830055), (26, 8150820), (30, 7064044), (34, 6232980), (39, 5433880), (40, 5298033), (51, 4155320), (52, 4075410), (60, 3532022), (61, 3474120), (65, 3260328), (68, 3116490), (78, 2716940), (85, 2493192), (102, 2077660), (104, 2037705), (120, 1766011), (122, 1737060), (130, 1630164), (131, 1617720), (136, 1558245), (156, 1358470), (170, 1246596), (183, 1158040), (195, 1086776), (204, 1038830), (221, 958920), (244, 868530), (255, 831064), (260, 815082), (262, 808860), (305, 694824), (312, 679235), (340, 623298), (366, 579020), (390, 543388), (393, 539240), (408, 519415), (442, 479460), (488, 434265), (510, 415532), (520, 407541), (524, 404430), (610, 347412), (655, 323544), (663, 319640), (680, 311649), (732, 289510), (780, 271694), (786, 269620), (793, 267240), (884, 239730), (915, 231608), (1020, 207766), (1037, 204360), (1048, 202215), (1105, 191784), (1220, 173706), (1310, 161772), (1326, 159820), (1464, 144755), (1560, 135847), (1572, 134810), (1586, 133620), (1703, 124440), (1768, 119865), (1830, 115804), (1965, 107848), (2040, 103883), (2074, 102180), (2210, 95892), (2227, 95160), (2379, 89080), (2440, 86853), (2620, 80886), (2652, 79910), (3111, 68120), (3144, 67405), (3172, 66810), (3315, 63928), (3406, 62220), (3660, 57902), (3930, 53924), (3965, 53448), (4148, 51090), (4420, 47946), (4454, 47580), (4758, 44540), (5109, 41480), (5185, 40872), (5240, 40443), (5304, 39955), (6222, 34060), (6344, 33405), (6630, 31964), (6681, 31720), (6812, 31110), (7320, 28951), (7860, 26962), (7930, 26724), (7991, 26520), (8296, 25545), (8515, 24888), (8840, 23973), (8908, 23790), (9516, 22270), (10218, 20740), (10370, 20436), (11135, 19032), (11895, 17816), (12444, 17030), (13260, 15982), (13362, 15860), (13481, 15720), (13624, 15555)]